Web front-end

Does your web page’s rendering performance meet today’s standards? Bad rendering performance can translate into a relatively high bounce rate. In this article, Toptal Freelance Web Developer Ilya Chernov explores the things that can lead to high rendering times, and how to fix them.

When starting a new React project, you have many templates to choose from. These templates are able to support application development at a very large scale. But they leave the developer experience and bundle output saddled with various defaults, which may not be ideal.

While Redux is a great state management solution, it doesn’t support asynchronous behavior by default. A way around this is to use redux-observable, based on RxJS - a powerful library for reactive programming in JavaScript.

HTTP/3 is on the horizon, but many aren't even familiar with HTTP/2 yet. Find out what HTTP/3 means for web development, administration, and the internet.

Web applications are becoming more popular day by day with stable options like React.js, Angular, and Vue.js. However, a serious competitor may be on the horizon — Svelte. In this article, Toptal freelance software developer Teimur Gasanov introduces Svelte, a new framework for building user interfaces. He does so by walking us through creating a common log-in form used by virtually every type of application.

Micro-frontend architectures decompose a front-end app into individual, semi-independent "microapps" working loosely together. This can help make large projects more manageable, e.g. when transitioning from legacy codebases.

Secure payment processing is a key prerequisite for any eCommerce operation. If it fails, the consequences can be catastrophic for any company, big or small. In this article, Toptal Ruby on Rails Developer Henrique Reinaldo Sarmento outlines how you can create a Ruby on Rails eCommerce app, leveraging PayPal and Stripe for reliable and secure payments.

Functional Programming is a paradigm of building computer programs using expressions and functions without mutating state and data. In this article, we will talk about doing functional programming using JavaScript. We will also explore various JavaScript methods and features that make it possible. In the end, we will explore different concepts associated with functional programming and see why they are so powerful.